Wright, Richard T. <br/><br/>
Environmental science: Toward a sustainable future 

 - 11th Edition 
 - New Delhi  Prentice-Hall of India Private Limited  2012 
 - xxii,674p. 
<br/><br/><label>ISBN: </label> RS 395.00 
<br/><br/><label>Source: </label> RS 395.00 
<br/><br/><label>Dewey Class. No.: </label>304.2 WRI